<script setup>
import { ref ,onMounted} from 'vue'
import {getCategoryFilterAPI,getSubCategoryAPI} from '@/apis/category/category'
import { useRoute } from 'vue-router';
import GoodItem from '../Home/components/GoodItem.vue';
const path = ref({})
const subCategoryList = ref({})
const route = useRoute()


const getCategoryFilter = async(id)=>{
    const res = await getCategoryFilterAPI(id)
    path.value = res.result
}

const getSubCategoryList = async(params)=>{
  const res =  await getSubCategoryAPI(params)
  subCategoryList.value = res.result.items
}

const requestParams = ref({
  categoryId: route.params.id,
  page: 1,
  pageSize: 20,
  sortField: 'publishTime'
})

const tabChange = ()=>{
  console.log('tab切换了', requestParams.value.sortField)
  requestParams.value.page = 1
  getSubCategoryList(requestParams.value)
}
//无限滑动
const disable = ref(false)
const load = async() => {
  requestParams.value.page++
  const res = await getSubCategoryAPI(requestParams.value)
  subCategoryList.value = [...subCategoryList.value,...res.result.items]
  if(res.result.items.lenth==0){
    disable.value = true
  }
}
onMounted(()=>{
  getCategoryFilter(route.params.id)
  getSubCategoryList(requestParams.value)
})
</script>

<template>
  <div class="container ">
    <!-- 面包屑 -->
    <div class="bread-container">
      <el-breadcrumb separator=">">
        <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item :to="{ path: `/category/${path.parentId}` }">{{ path.parentName }}
        </el-breadcrumb-item>
        <el-breadcrumb-item>{{ path.name }}</el-breadcrumb-item>
      </el-breadcrumb>
    </div>
    <div class="sub-container" >
      <el-tabs v-model="requestParams.sortField" @tab-change="tabChange">
        <el-tab-pane label="最新商品" name="publishTime"></el-tab-pane>
        <el-tab-pane label="最高人气" name="orderNum"></el-tab-pane>
        <el-tab-pane label="评论最多" name="evaluateNum"></el-tab-pane>
      </el-tabs>
      <div class="body" v-infinite-scroll="load"  :infinite-scroll-disabled="disabled">
         <!-- 商品列表-->
         <GoodItem v-for="item in subCategoryList" :good="item" :key="item.id"></GoodItem>
      </div>
    </div>
  </div>

</template>



<style lang="scss" scoped>
.bread-container {
  padding: 25px 0;
  color: #666;
}

.sub-container {
  padding: 20px 10px;
  background-color: #fff;

  .body {
    display: flex;
    flex-wrap: wrap;
    padding: 0 10px;
  }

  .goods-item {
    display: block;
    width: 220px;
    margin-right: 20px;
    padding: 20px 30px;
    text-align: center;

    img {
      width: 160px;
      height: 160px;
    }

    p {
      padding-top: 10px;
    }

    .name {
      font-size: 16px;
    }

    .desc {
      color: #999;
      height: 29px;
    }

    .price {
      color: $priceColor;
      font-size: 20px;
    }
  }

  .pagination-container {
    margin-top: 20px;
    display: flex;
    justify-content: center;
  }


}
</style>